/*
 * start rewrite from:
 * https://github.com/daumemo/IPS_LCD_R61529_FT6236_Arduino_eSPI_Test
 */
#include "Arduino_DataBus.h"

#if defined(ESP32) && (CONFIG_IDF_TARGET_ESP32 || CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3)

#ifndef _ARDUINO_ESP32PAR8_H_
#define _ARDUINO_ESP32PAR8_H_

class Arduino_ESP32PAR8 : public Arduino_DataBus
{
public:
  Arduino_ESP32PAR8(
      int8_t dc, int8_t cs, int8_t wr, int8_t rd,
      int8_t d0, int8_t d1, int8_t d2, int8_t d3, int8_t d4, int8_t d5, int8_t d6, int8_t d7); // Constructor

  void begin(int32_t speed = 0, int8_t dataMode = 0) override;
  void beginWrite() override;
  void endWrite() override;
  void writeCommand(uint8_t) override;
  void writeCommand16(uint16_t) override;
  void write(uint8_t) override;
  void write16(uint16_t) override;
  void writeRepeat(uint16_t p, uint32_t len) override;
  void writePixels(uint16_t *data, uint32_t len) override;

  void writeC8D8(uint8_t c, uint8_t d) override;
  void writeC8D16(uint8_t c, uint16_t d) override;
  void writeC8D16D16(uint8_t c, uint16_t d1, uint16_t d2) override;
  void writeBytes(uint8_t *data, uint32_t len) override;
  void writePattern(uint8_t *data, uint8_t len, uint32_t repeat) override;

  void writeIndexedPixels(uint8_t *data, uint16_t *idx, uint32_t len) override;
  void writeIndexedPixelsDouble(uint8_t *data, uint16_t *idx, uint32_t len) override;

protected:
private:
  INLINE void WRITE(uint8_t d);
  INLINE void DC_HIGH(void);
  INLINE void DC_LOW(void);
  INLINE void CS_HIGH(void);
  INLINE void CS_LOW(void);

  int8_t _dc, _cs, _wr, _rd;
  int8_t _d0, _d1, _d2, _d3, _d4, _d5, _d6, _d7;

  PORTreg_t _dcPortSet; ///< PORT register SET
  PORTreg_t _dcPortClr; ///< PORT register CLEAR
  uint32_t _dcPinMask;  ///< Bitmask

  PORTreg_t _csPortSet; ///< PORT register SET
  PORTreg_t _csPortClr; ///< PORT register CLEAR
  uint32_t _csPinMask;  ///< Bitmask

  PORTreg_t _wrPortSet; ///< PORT register SET
  PORTreg_t _wrPortClr; ///< PORT register CLEAR
  uint32_t _wrPinMask;  ///< Bitmask

  PORTreg_t _dataPortSet; ///< PORT register SET
  PORTreg_t _dataPortClr; ///< PORT register CLEAR
  uint32_t _dataClrMask;
  // Lookup table for ESP32 parallel bus interface uses 1kbyte RAM,
  uint32_t _xset_mask[256];
};

#endif // _ARDUINO_ESP32PAR8_H_

#endif // #if defined(ESP32) && (CONFIG_IDF_TARGET_ESP32 || CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3)
